diff --git a/.github/assets/quick-start/quick-start-entry-desktop.jpg b/.github/assets/quick-start/quick-start-entry-desktop.jpg
new file mode 100644
index 00000000..a68e5397
Binary files /dev/null and b/.github/assets/quick-start/quick-start-entry-desktop.jpg differ
diff --git a/frontend/src/index.css b/frontend/src/index.css
index b622fe2f..b4fb77b8 100644
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -141,6 +141,7 @@ body,
 
   --shadow-app-card: 0 18px 45px rgb(29 37 31 / 9%);
   --shadow-app-panel: 0 22px 60px rgb(29 37 31 / 12%);
+  --shadow-app-composer-focus: 0 18px 48px rgb(29 37 31 / 14%);
   --shadow-app-page: 0 26px 80px rgb(29 37 31 / 10%);
   --shadow-app-header: inset 0 1px 0 rgb(255 255 255 / 55%);
   --shadow-app-menu: 0 8px 24px rgb(29 37 31 / 10%);
diff --git a/frontend/src/pages/quick-start/index.test.tsx b/frontend/src/pages/quick-start/index.test.tsx
index 9868b59a..2948b944 100644
--- a/frontend/src/pages/quick-start/index.test.tsx
+++ b/frontend/src/pages/quick-start/index.test.tsx
@@ -338,8 +338,6 @@ describe('QuickStartPage', () => {
     expect(screen.getByRole('button', { name: /16-bit 日式 RPG/u })).toBeTruthy()
     expect(screen.getByRole('button', { name: /暗黑哥特像素/u })).toBeTruthy()
     expect(screen.getByRole('button', { name: /温暖手绘像素/u })).toBeTruthy()
-    expect(screen.getByRole('button', { name: '像素守夜人' })).toBeTruthy()
-    expect(screen.getByRole('button', { name: '轻装信使' })).toBeTruthy()
 
     fireEvent.change(screen.getByRole('textbox', { name: '创作指令' }), {
       target: { value: '戴银色面具的游侠' },
@@ -350,21 +348,6 @@ describe('QuickStartPage', () => {
     expect(screen.queryByRole('button', { name: /暗黑哥特像素/u })).toBeNull()
   })
 
-  it('keeps the original Quick Start prompt shortcuts functional', () => {
-    const view = renderAt('/quick-start', serviceFor(null))
-    fireEvent.click(screen.getByRole('button', { name: '像素守夜人' }))
-    expect((screen.getByRole('textbox', { name: '创作指令' }) as HTMLTextAreaElement).value).toBe(
-      '一位提着风灯、披深色斗篷的像素守夜人',
-    )
-
-    view.unmount()
-    renderAt('/quick-start', serviceFor(null))
-    fireEvent.click(screen.getByRole('button', { name: '轻装信使' }))
-    expect((screen.getByRole('textbox', { name: '创作指令' }) as HTMLTextAreaElement).value).toBe(
-      '轻装信使，侧视像素风，轮廓清晰，动作轻快',
-    )
-  })
-
   it('keeps the entry and run canvases at least viewport height', async () => {
     const entry = renderAt('/quick-start', serviceFor(null))
     expect(entry.getByLabelText('创作指令').closest('section')?.className).toContain(
@@ -748,7 +731,7 @@ describe('QuickStartPage', () => {
 
     expect(screen.getByRole('textbox', { name: '创作指令' })).toBeTruthy()
     fireEvent.click(screen.getByRole('button', { name: /16-bit 日式 RPG/u }))
-    expect((screen.getByRole('textbox') as HTMLTextAreaElement).value).toBe(
+    expect((screen.getByRole('textbox') as HTMLInputElement).value).toBe(
       '16-bit 日式 RPG 像素风，清晰轮廓，明亮配色',
     )
     expect(screen.queryByRole('button', { name: /暗黑哥特像素/u })).toBeNull()
@@ -846,7 +829,7 @@ describe('QuickStartPage', () => {
     fireEvent.change(screen.getByLabelText('上传角色母版'), { target: { files: [file] } })
 
     const composer = screen.getByLabelText('创作指令').closest('form')
-    expect(screen.getByLabelText('创作指令').tagName).toBe('TEXTAREA')
+    expect(screen.getByLabelText('创作指令').tagName).toBe('INPUT')
     expect(composer?.textContent).toContain('hero.png')
     expect(screen.getByRole('button', { name: '移除图片' }).closest('form')).toBe(composer)
     expect(composer?.querySelector('[data-layout="quick-start-attachment-row"]')).toBeNull()
diff --git a/frontend/src/pages/quick-start/index.tsx b/frontend/src/pages/quick-start/index.tsx
index 7cf3e2ae..5f634804 100644
--- a/frontend/src/pages/quick-start/index.tsx
+++ b/frontend/src/pages/quick-start/index.tsx
@@ -18,7 +18,7 @@ import {
   type WorkflowRun,
 } from '@/entities'
 import { ExportButton, type ExportPackageModel } from '@/features/export-package'
-import { KineticCopyCycle, type KineticCopyMessage } from './kinetic-copy-cycle'
+import { KineticCopyCycle, type KineticCopyMessage } from '@/shared/ui'
 import {
   quickStartService,
   type QuickStartEntryService,
@@ -241,17 +241,6 @@ function QuickStartInput({
   const hasPrompt = Boolean(prompt.trim())
   const showStylePrompts = !hasPrompt && !templateFile
 
-  const originalPromptShortcuts = [
-    {
-      label: '像素守夜人',
-      prompt: '一位提着风灯、披深色斗篷的像素守夜人',
-    },
-    {
-      label: '轻装信使',
-      prompt: '轻装信使，侧视像素风，轮廓清晰，动作轻快',
-    },
-  ] as const
-
   useEffect(
     () => () => {
       submitAbortController.current?.abort()
@@ -361,47 +350,25 @@ function QuickStartInput({
               </button>
             ))}
           </div>
-          <div
-            data-layout="quick-start-original-shortcuts"
-            data-presence={showStylePrompts ? 'visible' : 'hidden'}
-            aria-hidden={!showStylePrompts}
-            className={`flex flex-wrap justify-center gap-2 transition-[opacity,transform,filter] duration-[460ms] motion-reduce:transition-none ${
-              showStylePrompts
-                ? 'translate-y-0 opacity-100 blur-0'
-                : 'pointer-events-none -translate-y-1 opacity-0 blur-[4px]'
-            }`}
-          >
-            {originalPromptShortcuts.map((shortcut) => (
-              <button
-                key={shortcut.label}
-                type="button"
-                disabled={!showStylePrompts}
-                onClick={() => setPrompt(shortcut.prompt)}
-                className="rounded-full border border-app-line px-3 py-1.5 text-xs font-medium text-app-muted transition hover:border-app-line-strong hover:text-app-accent"
-              >
-                {shortcut.label}
-              </button>
-            ))}
-          </div>
         </div>
 
         <div data-layout="quick-start-composer" className="mx-auto w-full max-w-3xl self-end">
           <form
             onSubmit={(event) => void submit(event)}
-            className="grid items-center gap-1.5 rounded-xl border border-app-line-strong bg-app-surface-raised p-1.5 shadow-app-panel transition-shadow focus-within:border-app-accent sm:grid-cols-[1fr_auto_auto]"
+            className="grid items-center gap-1.5 rounded-xl border border-app-line-strong bg-app-surface-raised p-1.5 shadow-app-panel transition-shadow focus-within:border-app-accent focus-within:shadow-[var(--shadow-app-composer-focus)] sm:grid-cols-[1fr_auto_auto]"
           >
             <label className="min-w-0" htmlFor="quick-start-prompt">
               <span className="sr-only">创作指令</span>
-              <textarea
+              <input
                 id="quick-start-prompt"
+                type="text"
                 aria-label="创作指令"
                 value={prompt}
                 onChange={(event) => setPrompt(event.target.value)}
-                rows={2}
                 placeholder={
                   templateFile ? '描述动作，可留空生成待机动作…' : '描述角色的外形、身份和气质…'
                 }
-                className="min-h-10 w-full min-w-0 resize-none border-0 bg-transparent px-3 py-2 text-[15px] leading-6 text-app-ink outline-none placeholder:text-app-faint"
+                className="h-10 w-full min-w-0 border-0 bg-transparent px-3 text-[15px] text-app-ink outline-none placeholder:text-app-faint"
               />
             </label>
 
diff --git a/frontend/src/pages/quick-start/quick-start-motion.css b/frontend/src/pages/quick-start/quick-start-motion.css
index 473de232..fb2d9c1f 100644
--- a/frontend/src/pages/quick-start/quick-start-motion.css
+++ b/frontend/src/pages/quick-start/quick-start-motion.css
@@ -2,6 +2,15 @@
   width: 100%;
 }
 
+.quick-start-agent-copy {
+  place-items: start;
+  text-align: left;
+}
+
+.quick-start-agent-copy .kinetic-copy-line-inner-prefixed {
+  justify-content: flex-start;
+}
+
 /* 逐字进入完成后再开高光，避免父层裁字与子层字符同时绘制同一句。 */
 .quick-start-generation-shimmer.kinetic-copy-cycle-resting .kinetic-copy-line-inner {
   color: transparent;
diff --git a/frontend/src/shared/ui/index.ts b/frontend/src/shared/ui/index.ts
index 35f90abf..f929bd28 100644
--- a/frontend/src/shared/ui/index.ts
+++ b/frontend/src/shared/ui/index.ts
@@ -4,3 +4,5 @@ export { PageContainer } from './page-container'
 export type { PageContainerProps } from './page-container'
 export { Pagination } from './pagination'
 export type { PaginationProps } from './pagination'
+export { KineticCopyCycle } from './kinetic-copy-cycle'
+export type { KineticCopyCycleProps, KineticCopyMessage } from './kinetic-copy-cycle'
diff --git a/frontend/src/pages/quick-start/kinetic-copy-cycle.css b/frontend/src/shared/ui/kinetic-copy-cycle.css
similarity index 94%
rename from frontend/src/pages/quick-start/kinetic-copy-cycle.css
rename to frontend/src/shared/ui/kinetic-copy-cycle.css
index bd5f574c..52b3cc3e 100644
--- a/frontend/src/pages/quick-start/kinetic-copy-cycle.css
+++ b/frontend/src/shared/ui/kinetic-copy-cycle.css
@@ -3,15 +3,6 @@
   place-items: center;
 }
 
-.quick-start-agent-copy {
-  place-items: start;
-  text-align: left;
-}
-
-.quick-start-agent-copy .kinetic-copy-line-inner-prefixed {
-  justify-content: flex-start;
-}
-
 .kinetic-copy-line {
   display: block;
   overflow: hidden;
@@ -50,10 +41,7 @@
   animation-delay: calc(var(--kinetic-copy-line-reverse-index) * 55ms);
 }
 
-.kinetic-copy-prefix {
-  display: inline-block;
-}
-
+.kinetic-copy-prefix,
 .kinetic-copy-character {
   display: inline-block;
 }
diff --git a/frontend/src/pages/quick-start/kinetic-copy-cycle.test.tsx b/frontend/src/shared/ui/kinetic-copy-cycle.test.tsx
similarity index 100%
rename from frontend/src/pages/quick-start/kinetic-copy-cycle.test.tsx
rename to frontend/src/shared/ui/kinetic-copy-cycle.test.tsx
diff --git a/frontend/src/pages/quick-start/kinetic-copy-cycle.tsx b/frontend/src/shared/ui/kinetic-copy-cycle.tsx
similarity index 98%
rename from frontend/src/pages/quick-start/kinetic-copy-cycle.tsx
rename to frontend/src/shared/ui/kinetic-copy-cycle.tsx
index 41eab7d4..93d29d14 100644
--- a/frontend/src/pages/quick-start/kinetic-copy-cycle.tsx
+++ b/frontend/src/shared/ui/kinetic-copy-cycle.tsx
@@ -35,7 +35,6 @@ function messageParts(message: KineticCopyMessage) {
     : (message as Exclude<KineticCopyMessage, readonly string[]>)
 }
 
-/** Quick Start 的裁切字幕：完整退场后再换文案，避免重叠与跳字。 */
 export function KineticCopyCycle({
   messages,
   active = true,